Finding the Fourth Proportional to 929,947.24, 1,394,920.80 and 298,910.26
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Solution
The fourth proportional to 929,947.24, 1,394,920.80 and 298,910.26 is: 448,365.37
Step by Step Solution
- Step 1: Write the proportion equation
929,947.24 : 1,394,920.80 = 298,910.26 : x - Step 2: Convert to fraction form
929,947.24/1,394,920.80 = 298,910.26/x - Step 3: Cross multiply
929,947.24x = 1,394,920.80 × 298,910.26 - Step 4: Simplify right side
929,947.24x = 416,956,139,007.41 - Step 5: Solve for x
x = 416,956,139,007.41/929,947.24 - Step 6: Final answer
x = 448,365.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.